<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<body>

	<div id="myDiv">5</div>

	<ul>
		<li>item1</li>
		<li>item2</li>
		<li class="a">item3</li>
		<li>item4</li>
		<li class="a">item5</li>
	</ul>

	<span>my span</span>

	<button>my btn</button>

	<input type="text" class="user">
	
	<script src="../../lib/jquery-1.12.1.min.js"></script>
	<script src="jquery.start.js"></script>
	<script>

		$('#myDiv, .a, .user, span').setRed();

		// var $myDiv = $('#myDiv');
		// $myDiv.html( $.toUC('abc') );
		// $myDiv.text( $.fill0( $myDiv.text() ) );
	</script>
</body>
</html>